Cyclone separation evaporator of refrigeration dryer

Abstract

The utility model discloses a refrigeration dryer cyclone separation evaporator which comprises a barrel body, an air dispersion box which uniformly blows air downwards is arranged at the position, close to the upper end, of the inner side of the barrel body, and an evaporator which refrigerates air blown out by the air dispersion box is further arranged at the position, close to the upper end, of the inner side of the barrel body. A partition plate is fixed to the position, close to the lower end, of the inner side of the barrel. According to the utility model, compressed air is uniformly dispersed in the cylinder body through the air dispersion box, at the moment, the air exhausted by the air dispersion box is refrigerated through the evaporator, and the refrigerated air is conveyed into the lower side cavity of each partition plate through the rotating centrifugal disc; and at the moment, the centrifugal disc rotating at a high speed throws moisture in the gas onto the inner wall of the cylinder body and flows downwards to collect the moisture, so that the cold drying treatment of the gas is completed, and the evaporator, the air dispersion box and the centrifugal disc are intensively mounted on the inner side of the cylinder body, so that the occupied space is greatly reduced while the cold drying treatment of the gas is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of cold dryers, in particular to a cyclone separation evaporator for a cold dryer. Background Art

[0002] The cold dryer uses the evaporator to exchange heat with the air, thereby cooling the air. The water vapor in the cooled air easily condenses into water droplets and is separated from the air, thus completing the cold drying process of the air.

[0003] The Chinese patent with announcement number CN208526048U discloses a cyclone separator used in a cold dryer, including a shell, a rotary blade and a water baffle. An air inlet is provided on the outside of the shell, an air outlet is provided on the top of the shell, a drain outlet is provided on the bottom of the shell, a cyclone separator is provided inside the shell, a rotary blade is provided above the cyclone separator, a water baffle is provided below the cyclone separator, and the upper part of the cyclone separator is connected to the air outlet. The beneficial effect of this utility model is to improve the water removal efficiency of the cold dryer.

[0004] The above-mentioned cyclone separator used in the cold dryer is a device in which the low-temperature, supersaturated compressed gas from the evaporator enters the shell from the air inlet and the gas undergoes centrifugal motion in the cavity of the shell through the cyclone blades to separate the moisture. The separator used in this cold dryer and the evaporator are independent of each other, and the space occupied when cooperating with the evaporator for cold drying is relatively large. Utility Model Content

[0005] In order to solve the problem that the cyclone separator used in the cold dryer occupies a large space when used in conjunction with the evaporator for cold drying, the present application provides a cold dryer cyclone separation evaporator, which adopts the following technical solution:

[0006] A cyclone separation evaporator for a cold dryer comprises a cylinder, an air dispersion box for blowing air evenly downward is installed on the inner side of the cylinder near the upper end, and an evaporator for cooling the air blown out of the air dispersion box is also installed on the inner side of the cylinder near the upper end, a partition is fixed on the inner side of the cylinder near the lower end, and a centrifugal disk for separating liquid water in the refrigerated air by centrifugal force is installed on the lower side of the partition, a driving mechanism for driving the centrifugal disk to rotate is fixed on the lower side of the partition, an air outlet pipe is fixed on the outer side of the cylinder near the lower side of the partition, a water collecting tank is fixed on the lower end of the cylinder, and a drain pipe is fixed on one side of the water collecting tank.

[0007] Optionally, a plurality of evenly arranged centrifugal holes are provided on the outer circumferential surface of the centrifugal disk near the lower end, and a rotating tube is fixed at the center of the upper end surface of the centrifugal disk.

[0008] Optionally, the driving mechanism includes a rotating gear fixedly sleeved on the rotating tube and a motor fixed on the lower side of the partition, and a driving gear meshing with the rotating gear is fixed on the output shaft at the lower end of the motor.

[0009] Optionally, an air inlet pipe is fixed to one side of the air dispersion box, and a plurality of pipe holes penetrating the air dispersion box are provided on the upper surface of the air dispersion box, and evenly distributed air outlet holes are provided on the lower surface of the air dispersion box.

[0010] Optionally, the evaporator includes a dispersion plate and a collection plate, an air inlet pipe is fixed to the side of the dispersion plate, and a plurality of evenly arranged heat exchange tubes are fixed to the lower side of the dispersion plate, the lower end of the heat exchange tube is fixedly connected to the collection plate through the tube hole, and an air outlet pipe is fixed to the side of the collection plate.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] In the utility model, the compressed gas is evenly dispersed in the cylinder through the air dispersion box, and the gas discharged from the air dispersion box is cooled by the evaporator. The cooled air is sent to the lower cavity of each partition through the rotating centrifugal disk. At this time, the high-speed rotating centrifugal disk throws the moisture in the gas onto the inner wall of the cylinder and flows downward for collection, thereby completing the cold-drying treatment of the gas. By centrally installing the evaporator, the air dispersion box and the centrifugal disk on the inner side of the cylinder, the occupied space is greatly reduced while achieving the cold-drying treatment of the gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0014] Figure 1 This is a cross-sectional view of a cyclone separation evaporator of a cold dryer of the utility model;

[0015] Figure 2 This is a schematic diagram of a centrifugal disk of a cyclone separation evaporator of a cold dryer shown in the utility model;

[0016] Figure 3 This is a schematic diagram of a driving mechanism of a cyclone separation evaporator of a cold dryer shown in the utility model;

[0017] Figure 4 This is a schematic diagram of an air dispersion box of a cyclone separation evaporator of a cold dryer shown in the utility model;

[0018] Figure 5This is a schematic diagram of an evaporator of a cyclone separation evaporator of a cold dryer shown in the utility model.

[0019] In the figure: 1. Cylinder; 2. Partition; 3. Evaporator; 31. Dispersion plate; 32. Heat exchange tube; 33. Inlet pipe; 34. Outlet pipe; 35. Air duct; 36. Collecting plate; 4. Air dispersion box; 41. Inlet pipe; 42. Pipe hole; 43. Outlet hole; 5. Driving mechanism; 51. Rotating gear; 52. Driving gear; 53. Motor; 6. Outlet pipe; 7. Centrifugal plate; 71. Rotating tube; 72. Centrifugal hole; 8. Water collecting tank; 9. Drain pipe. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the present invention.

[0021] Please refer to the Figure 1 As shown, a cyclone separation evaporator of a cold dryer comprises a cylinder 1, an air dispersion box 4 for blowing air evenly downward is installed on the inner side of the cylinder 1 near the upper end, and an evaporator 3 for cooling the air blown out of the air dispersion box 4 is also installed on the inner side of the cylinder 1 near the upper end, a partition 2 is fixed on the inner side of the cylinder 1 near the lower end, and a centrifugal disk 7 is installed on the lower side of the partition 2 to separate the liquid water in the refrigerated air by centrifugal force, a driving mechanism 5 for driving the centrifugal disk 7 to rotate is fixed on the lower side of the partition 2, an air outlet pipe 6 is fixed on the outer side of the cylinder 1 near the lower side of the partition 2, and the lower end of the cylinder 1 is fixed There is a water collecting box 8, and a drain pipe 9 is fixed on one side of the water collecting box 8. The compressed gas is evenly dispersed in the cylinder 1 through the air dispersion box 4. At this time, the gas discharged from the air dispersion box 4 is cooled by the evaporator 3, and the cooled air is sent to the lower cavity of the partition 2 through the rotating centrifugal disk 7. At this time, the high-speed rotating centrifugal disk 7 throws the moisture in the gas onto the inner wall of the cylinder 1 and flows downward for collection, thereby completing the cold-drying treatment of the gas. By centrally installing the evaporator 3, the air dispersion box 4 and the centrifugal disk 7 on the inner side of the cylinder 1, the occupied space is greatly reduced while achieving the cold-drying treatment of the gas.

[0022] Please refer to the Figure 2As shown, a plurality of evenly arranged centrifugal holes 72 are provided on the outer circumferential surface of the centrifugal disk 7 near the lower end. Gas is discharged through the centrifugal holes 72 while water is thrown out to the surroundings by centrifugal force. A rotating tube 71 is fixed to the center of the upper end surface of the centrifugal disk 7 to drive the centrifugal disk 7 to rotate and realize gas transportation.

[0023] Please refer to the Figure 3 As shown, the driving mechanism 5 includes a rotating gear 51 fixedly mounted on the rotating tube 71 and a motor 53 fixed on the lower side of the partition 2. A driving gear 52 engaged with the rotating gear 51 is fixed on the output shaft at the lower end of the motor 53. The motor 53 drives the rotating gear 51 to rotate, thereby driving the rotating tube 71 to rotate.

[0024] Please refer to the Figure 4 As shown, an air inlet pipe 41 is fixed to one side of the air dispersion box 4, and a plurality of through-pipe holes 42 are provided on the upper surface of the air dispersion box 4 for inserting the heat exchange tube 32, and evenly distributed air outlet holes 43 are provided on the lower surface of the air dispersion box 4 for blowing the gas evenly downward so that it can better contact the heat exchange tube 32 for heat exchange and cooling.

[0025] Please refer to the Figure 5 As shown, the evaporator 3 includes a dispersion plate 31 and a collection plate 36. An air inlet pipe 33 is fixed to the side of the dispersion plate 31, and a plurality of evenly arranged heat exchange tubes 32 are fixed to the lower side of the dispersion plate 31. The lower end of the heat exchange tube 32 passes through the tube hole 42 and is fixedly connected to the collection plate 36, and an air outlet pipe 34 is fixed to the side of the collection plate 36. The refrigerant is sent into the dispersion plate 31 through the air inlet pipe 33 and dispersed to each heat exchange tube 32 for heat exchange with the external gas. The refrigerant after heat exchange is concentrated in the collection plate 36 and discharged to the outside through the air outlet pipe 34.

[0026] Working principle: When the gas is subjected to cold-drying treatment, the compressed gas is sent into the air dispersion box 4 through the gas compression device and blown downward evenly through the air outlet 43. At this time, the refrigerant is sent into the dispersion disk 31 through the air inlet pipe 33 and dispersed to each heat exchange tube 32 for heat exchange and cooling the gas flowing through. The refrigerated gas enters the centrifugal disk 7 through the rotating tube 71. At this time, the motor 53 drives the rotating gear 51 to rotate, thereby driving the rotating tube 71 to rotate. The rotating tube 71 drives the centrifugal disk 7 to rotate and discharge the gas from the centrifugal hole 72 while throwing out the moisture in the gas, thereby completing the cold-drying treatment of the gas.

[0027] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A cyclone separation evaporator for a cold dryer, comprising a cylinder (1), characterized in that: An air dispersion box (4) for evenly blowing air downward is installed on the inner side of the cylinder (1) near the upper end, and an evaporator (3) for cooling the air blown out of the air dispersion box (4) is also installed on the inner side of the cylinder (1) near the upper end. A partition (2) is fixed on the inner side of the cylinder (1) near the lower end, and a centrifugal disk (7) for separating liquid water in the refrigerated air by centrifugal force is installed on the lower side of the partition (2). A driving mechanism (5) for driving the centrifugal disk (7) to rotate is fixed on the lower side of the partition (2). An air outlet pipe (6) is fixed on the outer side of the cylinder (1) near the lower side of the partition (2), and a water collecting box (8) is fixed on the lower end of the cylinder (1). A drainage pipe (9) is fixed on one side of the water collecting box (8).

2. The cyclone separation evaporator for a cold dryer according to claim 1, characterized in that: A plurality of evenly arranged centrifugal holes (72) are provided on the outer circumferential surface of the centrifugal disc (7) near the lower end, and a rotating tube (71) is fixed at the center of the upper end surface of the centrifugal disc (7).

3. The cyclone separation evaporator for a cold dryer according to claim 2, characterized in that: The driving mechanism (5) comprises a rotating gear (51) fixedly sleeved on the rotating tube (71) and a motor (53) fixed on the lower side of the partition (2); a driving gear (52) meshing with the rotating gear (51) is fixed on the output shaft at the lower end of the motor (53).

4. The cyclone separation evaporator for a cold dryer according to claim 1, characterized in that: An air inlet pipe (41) is fixed to one side of the air dispersion box (4), and a plurality of through-pipe holes (42) penetrating the air dispersion box (4) are provided on the upper surface of the air dispersion box (4), and air outlet holes (43) arranged evenly are provided on the lower surface of the air dispersion box (4).

5. The cyclone separation evaporator for a cold dryer according to claim 4, characterized in that: The evaporator (3) comprises a dispersion plate (31) and a collection plate (36); an air inlet pipe (33) is fixed to the side of the dispersion plate (31); and a plurality of evenly arranged heat exchange tubes (32) are fixed to the lower side of the dispersion plate (31); the lower ends of the heat exchange tubes (32) pass through the tube holes (42) and are fixedly connected to the collection plate (36); and an air outlet pipe (34) is fixed to the side of the collection plate (36).

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